Home / 1,845,136.70-2,768,093.85-779,630.30

Finding the Fourth Proportional to 1,845,136.70, 2,768,093.85 and 779,630.30

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Solution

The fourth proportional to 1,845,136.70, 2,768,093.85 and 779,630.30 is: 1,169,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,136.70 : 2,768,093.85 = 779,630.30 : x
  2. Step 2: Convert to fraction form
    1,845,136.70/2,768,093.85 = 779,630.30/x
  3. Step 3: Cross multiply
    1,845,136.70x = 2,768,093.85 × 779,630.30
  4. Step 4: Simplify right side
    1,845,136.70x = 2,158,089,838,703.66
  5. Step 5: Solve for x
    x = 2,158,089,838,703.66/1,845,136.70
  6. Step 6: Final answer
    x = 1,169,609.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.